Globally, Hassau (Hassau 
) is a very rare unisex given name. The forename Hassau is characteristic of Morocco, where it is a very rare male name, Nigeria, where it is an extremely rare epicene name, and India, where it is an extremely rare mostly female, but infrequently male name. Also, Hassau is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Hassau | Morocco, Singapore, India, Nigeria, Malaysia |